<div id ="wrap">
    <form method="post" action="content_change/update">
        <div id ="body_content">
            <?php foreach ($article as $article_item): ?>
                <?php if (isset($thong_bao)) echo $thong_bao; ?>
                <div class="tieude">
                    Tiêu đề : <input type="text" name="title" <?php echo 'value="' . $article_item['title'] . '"'; ?> style="width: 400px; " /><br />
                </div>
            <?php endforeach; ?>
            <div id ="boxtao"  " >

                 <textarea name="content" cols="90" rows="20" style =" margin-top:50px; " ><?php
            foreach ($content as $content_item):
                echo $content_item['content'];
            endforeach;
            ?></textarea>
                <!-- đoạn này!!                -->
            </div>
            <div id="button">
                <input type="submit" value="Lưu bài viết" /> 
                <input type="button" value="Xem trước" /> 
            </div>

        </div>
    </form>
</div>